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performance improve.

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XenoAmess 2020-06-01 00:46:58 +08:00 committed by Rob Tompkins
parent b69c4759ed
commit 567388428c
1 changed files with 14 additions and 0 deletions
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14
src/main/java/org/apache/commons/lang3/CharSequenceUtils.java
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@ -134,6 +134,13 @@ static int indexOf(final CharSequence cs, final int searchChar, int start) {
* @return the index where the search sequence was found
*/
static int indexOf(final CharSequence cs, final CharSequence searchChar, final int start) {
if (cs instanceof String) {
return ((String) cs).indexOf(searchChar.toString(), start);
} else if (cs instanceof StringBuilder) {
return ((StringBuilder) cs).indexOf(searchChar.toString(), start);
} else if (cs instanceof StringBuffer) {
return ((StringBuffer) cs).indexOf(searchChar.toString(), start);
}
return cs.toString().indexOf(searchChar.toString(), start);
// if (cs instanceof String && searchChar instanceof String) {
// // TODO: Do we assume searchChar is usually relatively small;
@ -218,6 +225,13 @@ static int lastIndexOf(final CharSequence cs, final int searchChar, int start) {
* @return the index where the search sequence was found
*/
static int lastIndexOf(final CharSequence cs, final CharSequence searchChar, final int start) {
if (cs instanceof String) {
return ((String) cs).lastIndexOf((String) searchChar, start);
} else if (cs instanceof StringBuilder) {
return ((StringBuilder) cs).lastIndexOf((String) searchChar, start);
} else if (cs instanceof StringBuffer) {
return ((StringBuffer) cs).lastIndexOf((String) searchChar, start);
}
return cs.toString().lastIndexOf(searchChar.toString(), start);
// if (cs instanceof String && searchChar instanceof String) {
// // TODO: Do we assume searchChar is usually relatively small;